/*
 * Copyright 2017 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.kie.workbench.common.stunner.core.client.session.command.impl;

import javax.enterprise.context.Dependent;
import javax.enterprise.inject.Default;

import org.kie.workbench.common.stunner.core.client.canvas.util.CanvasHighlightVisitor;
import org.kie.workbench.common.stunner.core.client.session.ClientSession;
import org.kie.workbench.common.stunner.core.client.session.command.AbstractClientSessionCommand;

import static org.kie.soup.commons.validation.PortablePreconditions.checkNotNull;

@Dependent
@Default
public class VisitGraphSessionCommand extends AbstractClientSessionCommand<ClientSession> {

    public VisitGraphSessionCommand() {
        super(true);
    }

    @Override
    public <V> void execute(final Callback<V> callback) {
        checkNotNull("callback",
                     callback);

        createCanvasHighlightVisitor().run(getSession().getCanvasHandler(),
                                           callback::onSuccess);
    }

    @Override
    public boolean accepts(final ClientSession session) {
        return true;
    }

    protected CanvasHighlightVisitor createCanvasHighlightVisitor() {
        return new CanvasHighlightVisitor();
    }
}
